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authorThomas Wiest <twiest@redhat.com>2014-10-21 14:24:54 -0400
committerThomas Wiest <twiest@redhat.com>2014-10-21 14:24:54 -0400
commit441d6e258a20248a73fb5b5b69e71bf43afb6037 (patch)
treea9ced1359a76b50513b62fcf1b94088cc7b28447 /lib
parentc80a333791e92e3441a96bff2c504288e020029b (diff)
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broke out parts of cloud.rb into libs for easier maintenance.
Diffstat (limited to 'lib')
-rwxr-xr-xlib/ansible_helper.rb95
-rwxr-xr-xlib/gce_command.rb233
-rwxr-xr-xlib/gce_helper.rb64
-rwxr-xr-xlib/launch_helper.rb26
4 files changed, 418 insertions, 0 deletions
diff --git a/lib/ansible_helper.rb b/lib/ansible_helper.rb
new file mode 100755
index 000000000..876c16a44
--- /dev/null
+++ b/lib/ansible_helper.rb
@@ -0,0 +1,95 @@
+require 'json'
+require 'parseconfig'
+
+module OpenShift
+ module Ops
+ class AnsibleHelper
+ MYDIR = File.expand_path(File.dirname(__FILE__))
+
+ attr_accessor :inventory, :extra_vars, :verbosity, :pipelining
+
+ def initialize(extra_vars={}, inventory=nil)
+ @extra_vars = extra_vars
+ @verbosity = '-vvvv'
+ @pipelining = true
+ end
+
+ def all_eof(files)
+ files.find { |f| !f.eof }.nil?
+ end
+
+ def run_playbook(playbook)
+ @inventory = 'inventory/hosts' if @inventory.nil?
+
+ # This is used instead of passing in the json on the cli to avoid quoting problems
+ tmpfile = Tempfile.open('extra_vars') { |f| f.write(@extra_vars.to_json); f}
+
+ cmds = []
+
+ #cmds << 'set -x'
+ cmds << %Q[export ANSIBLE_FILTER_PLUGINS="#{Dir.pwd}/filter_plugins"]
+
+ # We need this for launching instances, otherwise conflicting keys and what not kill it
+ cmds << %q[export ANSIBLE_TRANSPORT="ssh"]
+ cmds << %q[export ANSIBLE_SSH_ARGS="-o ForwardAgent=yes -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null"]
+
+ # We need pipelining off so that we can do sudo to enable the root account
+ cmds << %Q[export ANSIBLE_SSH_PIPELINING='#{@pipelining.to_s}']
+ cmds << %Q[time -p ansible-playbook -i #{@inventory} #{@verbosity} #{playbook} --extra-vars '@#{tmpfile.path}']
+
+ cmd = cmds.join(' ; ')
+
+ pid = spawn(cmd, :out => $stdout, :err => $stderr, :close_others => true)
+ _, state = Process.wait2(pid)
+
+ if 0 != state.exitstatus
+ raise %Q[Warning failed with exit code: #{state.exitstatus}
+
+#{cmd}
+
+extra_vars: #{@extra_vars.to_json}
+]
+ end
+ ensure
+ tmpfile.unlink if tmpfile
+ end
+
+ def merge_extra_vars_file(file)
+ vars = YAML.load_file(file)
+ @extra_vars.merge!(vars)
+ end
+
+ def self.for_gce
+ ah = AnsibleHelper.new
+
+ # GCE specific configs
+ gce_ini = "#{MYDIR}/../inventory/gce/gce.ini"
+ config = ParseConfig.new(gce_ini)
+
+ if config['gce']['gce_project_id'].to_s.empty?
+ raise %Q['gce_project_id' not set in #{gce_ini}]
+ end
+ ah.extra_vars['gce_project_id'] = config['gce']['gce_project_id']
+
+ if config['gce']['gce_service_account_pem_file_path'].to_s.empty?
+ raise %Q['gce_service_account_pem_file_path' not set in #{gce_ini}]
+ end
+ ah.extra_vars['gce_pem_file'] = config['gce']['gce_service_account_pem_file_path']
+
+ if config['gce']['gce_service_account_email_address'].to_s.empty?
+ raise %Q['gce_service_account_email_address' not set in #{gce_ini}]
+ end
+ ah.extra_vars['gce_service_account_email'] = config['gce']['gce_service_account_email_address']
+
+ ah.inventory = 'inventory/gce/gce.py'
+ return ah
+ end
+
+ def ignore_bug_6407
+ puts
+ puts %q[ .---- Spurious warning "It is unnecessary to use '{{' in loops" (ansible bug 6407) ----.]
+ puts %q[ V V]
+ end
+ end
+ end
+end
diff --git a/lib/gce_command.rb b/lib/gce_command.rb
new file mode 100755
index 000000000..6a6b46228
--- /dev/null
+++ b/lib/gce_command.rb
@@ -0,0 +1,233 @@
+require 'thor'
+require 'securerandom'
+require 'fileutils'
+
+require_relative 'gce_helper'
+require_relative 'launch_helper'
+require_relative 'ansible_helper'
+
+module OpenShift
+ module Ops
+ class GceCommand < Thor
+ # WARNING: we do not currently support environments with hyphens in the name
+ SUPPORTED_ENVS = %w(prod stg int tint kint test jint)
+
+ option :type, :required => true, :enum => LaunchHelper.get_gce_host_types,
+ :desc => 'The host type of the new instances.'
+ option :env, :required => true, :aliases => '-e', :enum => SUPPORTED_ENVS,
+ :desc => 'The environment of the new instances.'
+ option :count, :default => 1, :aliases => '-c', :type => :numeric,
+ :desc => 'The number of instances to create'
+ option :tag, :type => :array,
+ :desc => 'The tag(s) to add to the new instances. Allowed characters are letters, numbers, and hyphens.'
+ desc "launch", "Launches instances."
+ def launch()
+ # Expand all of the instance names so that we have a complete array
+ names = []
+ options[:count].times { names << "#{options[:env]}-#{options[:type]}-#{SecureRandom.hex(5)}" }
+
+ ah = AnsibleHelper.for_gce()
+
+ # GCE specific configs
+ ah.extra_vars['oo_new_inst_names'] = names
+ ah.extra_vars['oo_new_inst_tags'] = options[:tag]
+ ah.extra_vars['oo_env'] = options[:env]
+
+ # Add a created by tag
+ ah.extra_vars['oo_new_inst_tags'] = [] if ah.extra_vars['oo_new_inst_tags'].nil?
+
+ ah.extra_vars['oo_new_inst_tags'] << "created-by-#{ENV['USER']}"
+ ah.extra_vars['oo_new_inst_tags'] << GceHelper.generate_env_tag(options[:env])
+ ah.extra_vars['oo_new_inst_tags'] << GceHelper.generate_host_type_tag(options[:type])
+ ah.extra_vars['oo_new_inst_tags'] << GceHelper.generate_env_host_type_tag(options[:env], options[:type])
+
+ puts
+ puts 'Creating instance(s) in GCE...'
+ ah.ignore_bug_6407
+
+ ah.run_playbook("playbooks/gce/#{options[:type]}/launch.yml")
+ end
+
+
+ option :name, :required => false, :type => :string,
+ :desc => 'The name of the instance to configure.'
+ option :env, :required => false, :aliases => '-e', :enum => SUPPORTED_ENVS,
+ :desc => 'The environment of the new instances.'
+ option :type, :required => false, :enum => LaunchHelper.get_gce_host_types,
+ :desc => 'The type of the instances to configure.'
+ desc "config", 'Configures instances.'
+ def config()
+ ah = AnsibleHelper.for_gce()
+
+ abort 'Error: you can\'t specify both --name and --type' unless options[:type].nil? || options[:name].nil?
+
+ abort 'Error: you can\'t specify both --name and --env' unless options[:env].nil? || options[:name].nil?
+
+ host_type = nil
+ if options[:name]
+ details = GceHelper.get_host_details(options[:name])
+ ah.extra_vars['oo_host_group_exp'] = options[:name]
+ ah.extra_vars['oo_env'] = details['env']
+ host_type = details['host-type']
+ elsif options[:type] && options[:env]
+ oo_env_host_type_tag = GceHelper.generate_env_host_type_tag_name(options[:env], options[:type])
+ ah.extra_vars['oo_host_group_exp'] = "groups['#{oo_env_host_type_tag}']"
+ ah.extra_vars['oo_env'] = options[:env]
+ host_type = options[:type]
+ else
+ abort 'Error: you need to specify either --name or (--type and --env)'
+ end
+
+ puts
+ puts "Configuring #{options[:type]} instance(s) in GCE..."
+ ah.ignore_bug_6407
+
+ ah.run_playbook("playbooks/gce/#{host_type}/config.yml")
+ end
+
+ option :name, :required => false, :type => :string,
+ :desc => 'The name of the instance to terminate.'
+ option :env, :required => false, :aliases => '-e', :enum => SUPPORTED_ENVS,
+ :desc => 'The environment of the new instances.'
+ option :type, :required => false, :enum => LaunchHelper.get_gce_host_types,
+ :desc => 'The type of the instances to configure.'
+ option :confirm, :required => false, :type => :boolean,
+ :desc => 'Terminate without interactive confirmation'
+ desc "terminate", 'Terminate instances'
+ def terminate()
+ ah = AnsibleHelper.for_gce()
+
+ abort 'Error: you can\'t specify both --name and --type' unless options[:type].nil? || options[:name].nil?
+
+ abort 'Error: you can\'t specify both --name and --env' unless options[:env].nil? || options[:name].nil?
+
+ host_type = nil
+ if options[:name]
+ details = GceHelper.get_host_details(options[:name])
+ ah.extra_vars['oo_host_group_exp'] = options[:name]
+ ah.extra_vars['oo_env'] = details['env']
+ host_type = details['host-type']
+ elsif options[:type] && options[:env]
+ oo_env_host_type_tag = GceHelper.generate_env_host_type_tag_name(options[:env], options[:type])
+ ah.extra_vars['oo_host_group_exp'] = "groups['#{oo_env_host_type_tag}']"
+ ah.extra_vars['oo_env'] = options[:env]
+ host_type = options[:type]
+ else
+ abort 'Error: you need to specify either --name or (--type and --env)'
+ end
+
+ puts
+ puts "Terminating #{options[:type]} instance(s) in GCE..."
+ ah.ignore_bug_6407
+
+ ah.run_playbook("playbooks/gce/#{host_type}/terminate.yml")
+ end
+
+ desc "list", "Lists instances."
+ def list()
+ hosts = GceHelper.list_hosts()
+
+ data = {}
+ hosts.each do |key,value|
+ value.each { |h| (data[h] ||= []) << key }
+ end
+
+ puts
+ puts "Instances"
+ puts "---------"
+ data.keys.sort.each { |k| puts " #{k}" }
+ puts
+ end
+
+ option :file, :required => true, :type => :string,
+ :desc => 'The name of the file to copy.'
+ option :dest, :required => false, :type => :string,
+ :desc => 'A relative path where files are written to.'
+ desc "scp_from", "scp files from an instance"
+ def scp_from(*ssh_ops, host)
+ if host =~ /^([\w\d_.-]+)@([\w\d-_.]+)$/
+ user = $1
+ host = $2
+ end
+
+ path_to_file = options['file']
+ dest = options['dest']
+
+ details = GceHelper.get_host_details(host)
+ abort "\nError: Instance [#{host}] is not RUNNING\n\n" unless details['gce_status'] == 'RUNNING'
+
+ cmd = "scp #{ssh_ops.join(' ')}"
+
+ if user.nil?
+ cmd += " "
+ else
+ cmd += " #{user}@"
+ end
+
+ if dest.nil?
+ download = File.join(Dir.pwd, 'download')
+ FileUtils.mkdir_p(download) unless File.exists?(download)
+ cmd += "#{details['gce_public_ip']}:#{path_to_file} download/"
+ else
+ cmd += "#{details['gce_public_ip']}:#{path_to_file} #{File.expand_path(dest)}"
+ end
+
+ exec(cmd)
+ end
+
+ desc "ssh", "Ssh to an instance"
+ def ssh(*ssh_ops, host)
+ puts host
+ if host =~ /^([\w\d_.-]+)@([\w\d-_.]+)/
+ user = $1
+ host = $2
+ end
+ puts "user=#{user}"
+ puts "host=#{host}"
+
+ details = GceHelper.get_host_details(host)
+ abort "\nError: Instance [#{host}] is not RUNNING\n\n" unless details['gce_status'] == 'RUNNING'
+
+ cmd = "ssh #{ssh_ops.join(' ')}"
+
+ if user.nil?
+ cmd += " "
+ else
+ cmd += " #{user}@"
+ end
+
+ cmd += "#{details['gce_public_ip']}"
+
+ exec(cmd)
+ end
+
+ option :name, :required => true, :aliases => '-n', :type => :string,
+ :desc => 'The name of the instance.'
+ desc 'details', 'Displays details about an instance.'
+ def details()
+ name = options[:name]
+
+ details = GceHelper.get_host_details(name)
+
+ key_size = details.keys.max_by { |k| k.size }.size
+
+ header = "Details for #{name}"
+ puts
+ puts header
+ header.size.times { print '-' }
+ puts
+ details.each { |k,v| printf("%#{key_size + 2}s: %s\n", k, v) }
+ puts
+ end
+
+ desc 'types', 'Displays instance types'
+ def types()
+ puts
+ puts "Available Host Types"
+ puts "--------------------"
+ LaunchHelper.get_gce_host_types.each { |t| puts " #{t}" }
+ puts
+ end
+ end
+ end
+end
diff --git a/lib/gce_helper.rb b/lib/gce_helper.rb
new file mode 100755
index 000000000..6c0f57cf3
--- /dev/null
+++ b/lib/gce_helper.rb
@@ -0,0 +1,64 @@
+module OpenShift
+ module Ops
+ class GceHelper
+ MYDIR = File.expand_path(File.dirname(__FILE__))
+
+ def self.list_hosts()
+ cmd = "#{MYDIR}/../inventory/gce/gce.py --list"
+ hosts = %x[#{cmd} 2>&1]
+
+ raise "Error: failed to list hosts\n#{hosts}" unless $?.exitstatus == 0
+
+ return JSON.parse(hosts)
+ end
+
+ def self.get_host_details(host)
+ cmd = "#{MYDIR}/../inventory/gce/gce.py --host #{host}"
+ details = %x[#{cmd} 2>&1]
+
+ raise "Error: failed to get host details\n#{details}" unless $?.exitstatus == 0
+
+ retval = JSON.parse(details)
+
+ raise "Error: host not found [#{host}]" if retval.empty?
+
+ # Convert OpenShift specific tags to entries
+ retval['gce_tags'].each do |tag|
+ if tag =~ /\Ahost-type-([\w\d-]+)\z/
+ retval['host-type'] = $1
+ end
+
+ if tag =~ /\Aenv-([\w\d]+)\z/
+ retval['env'] = $1
+ end
+ end
+
+ return retval
+ end
+
+ def self.generate_env_tag(env)
+ return "env-#{env}"
+ end
+
+ def self.generate_env_tag_name(env)
+ return "tag_#{generate_env_tag(env)}"
+ end
+
+ def self.generate_host_type_tag(host_type)
+ return "host-type-#{host_type}"
+ end
+
+ def self.generate_host_type_tag_name(host_type)
+ return "tag_#{generate_host_type_tag(host_type)}"
+ end
+
+ def self.generate_env_host_type_tag(env, host_type)
+ return "env-host-type-#{env}-#{host_type}"
+ end
+
+ def self.generate_env_host_type_tag_name(env, host_type)
+ return "tag_#{generate_env_host_type_tag(env, host_type)}"
+ end
+ end
+ end
+end
diff --git a/lib/launch_helper.rb b/lib/launch_helper.rb
new file mode 100755
index 000000000..2033f3ddb
--- /dev/null
+++ b/lib/launch_helper.rb
@@ -0,0 +1,26 @@
+module OpenShift
+ module Ops
+ class LaunchHelper
+ MYDIR = File.expand_path(File.dirname(__FILE__))
+
+ def self.expand_name(name)
+ return [name] unless name =~ /^([a-zA-Z0-9\-]+)\{(\d+)-(\d+)\}$/
+
+ # Regex matched, so grab the values
+ start_num = $2
+ end_num = $3
+
+ retval = []
+ start_num.upto(end_num) do |i|
+ retval << "#{$1}#{i}"
+ end
+
+ return retval
+ end
+
+ def self.get_gce_host_types()
+ return Dir.glob("#{MYDIR}/../playbooks/gce/*").map { |d| File.basename(d) }
+ end
+ end
+ end
+end